<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title></title>
	</head>
	<body>
		<div id="info"></div>
		<script>
			let person={
				"age":18,
				"name":"张三"
			};
			
			let str=`用户的姓名是${person.name},用户的年龄是${person.age}`;
			document.getElementById("info").innerHTML=str;
			
			
			
			let m1=()=>1;
			
			let m2=(arg)=>2;
			
		    let m4=(arg1,arg2)=>console.log("不带返回值的方法，输出："+(arg1+arg2));
		
			let m5=(...args)=>({pname:'li'});

		</script>
	</body>
</html>